<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
</head>
<body>
   <h2>我是{{ user_data.username }}--今年:{{ user_data.age  }}--性别:{{ user_data.sex }}</h2>
   <h2>我是 顾轩</h2>

  <p>{{ list1 }}</p>

   <span>{{ func }}</span>
</body>
</html>